4xvq

H-Ras Y137E

Method: X-RAY DIFFRACTION Dmax: 47.7 Å Quality: EXCELLENT

1. Protein Identity and Related Structures Protein Identity & Related Structures

GTPase HRas

Homo sapiens

UniProt P01112

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 1–166 Fragment:UNP residues 1-166 Mutation:Y137E MG MAGNESIUM ION × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 GOL GLYCEROL × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;291.15 K;152mM Ca(OAc)2, 24.8% PEG 3350, 4.8% stabilization buffer at pH 7.5. Resolution 1.89 Å R-free 0.254

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

242 other PDB entries and 324 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name RASH_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–166; UniProt 1–166

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 4xvq

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 4xvq
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2. Structure Basics 2. Structure Basics

Entry ID entry_id4xvq
Deposition date deposition_date2015-01-27
Structure title titleH-Ras Y137E
Keywords keywordsRas, Allostery, Oncogene, SIGNALING PROTEIN; SIGNALING PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier16.04
Radius of gyration Rg (electron density) rg_electron14.73
Forward intensity I(0) i07264220.00
Molecular weight molecular_weight18714.0 kDa
Excluded volume excluded_volume22986 ų
Envelope volume envelope_volume25470 ų
Hydration-shell volume shell_volume14370 ų
Envelope diameter envelope_diameter46.8
Shell Rg shell_rg20.88
Envelope Rg envelope_rg14.98
Shape Rg shape_rg14.72
Total Rg total_rg15.81
Total atoms total_atoms1307
Residues n_residues164
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax47.7
Rg (real space) rg_real15.89
Rg uncertainty (real space) rg_real_error0.23
I(0) (real space) i0_real7.2640e+06
I(0) uncertainty (real space) i0_real_error7.4960e+04
Rg (reciprocal space) rg_reciprocal15.91
I(0) (reciprocal space) i0_reciprocal7264000.0000
Solution quality estimate total_estimate0.9054
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary21.1
Skewness Skewness skewness0.011
Kurtosis Kurtosis kurtosis-0.516
Angular range angular_range— – 0.4950 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1248000.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.934; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.978; Smooth: 0.986

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 2 domains

SCOP 2.08 (1 domains)

Domain ID domain_idd4xvqa_
Class classc — Alpha and beta proteins (a/b)
Fold Fold foldc.37 — P-loop containing nucleoside triphosphate hydrolases
Superfamily Superfamily superfamilyc.37.1 — P-loop containing nucleoside triphosphate hydrolases
Family Family familyc.37.1.8 — G proteins

CATH v4.4 (1 domains)

Domain ID domain_id4xvqA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology50 — Rossmann fold
Homologous superfamily homologous superfamily300 — P-loop containing nucleotide triphosphate hydrolases

8. Citations (1)

9. Files and Curves (10)